| 500Nitro |
| (.450 member) |
| 20/10/07 08:34 AM |
Re: Charles Lancaster 450/400 31/4" NE
|
# Oval Bore – was a design for rifling where the bore of the gun was an oval that was rotated in helix fashion down the tube of the gun.
|
|
|||||||
|
# Oval Bore – was a design for rifling where the bore of the gun was an oval that was rotated in helix fashion down the tube of the gun. |